OpenAgentsControl: Skill for OpenCode

.opencode/skills/context7/SKILL.md

context7 is a skill for OpenCode from darrenhinde/OpenAgentsControl. It costs 68 tokens per session (772 once invoked), scanned A, original, MIT.

A tool for retrieving current documentation and code examples for software libraries and frameworks. It queries the Context7 service instead of relying on possibly outdated built-in knowledge.

In plain words
What is it for?
Use it to look up APIs, check how library functions should be used, and find examples for frameworks such as React, Next.js, FastAPI, or Axios.
Why use it?
It helps avoid using old or incorrect instructions when working with changing software libraries.

Skill for OpenCode

Written for OpenCode: installed under .opencode/.

This is darrenhinde/OpenAgentsControl's own configuration. It tells OpenCode how to work on OpenAgentsControl itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything OpenAgentsControl configures →

About the project

OpenAgents Control is a framework that adds plan-first, approval-based coding workflows to OpenCode, an AI coding framework. Developers and teams use it to make agents follow shared coding patterns, work across several programming languages, and validate changes through testing and review. The catalogue includes its agents, skills, commands, plugin, and hook.

darrenhinde/OpenAgentsControl · 4,910 stars · on GitHub

Reuse

Borrowing it

Nothing to install: this file belongs to darrenhinde/OpenAgentsControl. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/darrenhinde/OpenAgentsControl/main/.opencode/skills/context7/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/darrenhinde/OpenAgentsControl

Made for: OpenCode.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for context7

README.md
[![agentmods](https://agentmods.dev/badge/skills/darrenhinde/openagentscontrol/context7/github.svg)](https://agentmods.dev/skills/darrenhinde/openagentscontrol/context7)
Your own site
<a href="https://agentmods.dev/skills/darrenhinde/openagentscontrol/context7"><img src="https://agentmods.dev/badge/skills/darrenhinde/openagentscontrol/context7/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for context7

Your own site · 80×15
<a href="https://agentmods.dev/skills/darrenhinde/openagentscontrol/context7"><img src="https://agentmods.dev/badge/skills/darrenhinde/openagentscontrol/context7.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 68 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 772 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 1 finding. A grade says what 26 rules found in the file — not that it is safe. Third-party audits
  • NVIDIA SkillSpector pass 7 Sept 2026
How audits are shown
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00068 $0.00772
Opus 5.5 $0.00027 $0.00309
Sonnet 5.5 $0.00014 $0.00154
Haiku 4.5 $0.00007 $0.00077

Measured 1mo ago against content hash 03c54428be33, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

context7 scanned grade A with 1 finding against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 1mo ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Makes network callslowCapability

Not a fault in itself. Listed so you know the mod talks to something, and to what.

This skill enables retrieval of current documentation for software libraries and components by querying the Context7 API via curl. Use it instead of relying on potentially outdated training data.
Origin

Copies of this mod

5 near-identical copies found in the catalogue:

  • context7 — 100% identical, 1 lines differ
  • context7 — 100% identical, 0 lines differ
  • context7 — 100% identical, 1 lines differ
  • context7 — 100% identical, 0 lines differ
  • context7 — 100% identical, 1 lines differ
.opencode/skills/context7/SKILL.md · 85 lines

How it starts

The opening of the file, as written. The whole thing — 85 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Context7

Overview

This skill enables retrieval of current documentation for software libraries and components by querying the Context7 API via curl. Use it instead of relying on potentially outdated training data.

Workflow

Step 1: Search for the Library

To find the Context7 library ID, query the search endpoint:

curl -s "https://context7.com/api/v2/libs/search?libraryName=LIBRARY_NAME&query=TOPIC" | jq '.results[0]'

Parameters:

  • libraryName (required): The library name to search for (e.g., "react", "nextjs", "fastapi", "axios")
  • query (required): A description of the topic for relevance ranking

Response fields:

  • id: Library identifier for the context endpoint (e.g., /websites/react_dev_reference)
  • title: Human-readable library name
  • description: Brief description of the library
  • totalSnippets: Number of documentation snippets available

Step 2: Fetch Documentation

To retrieve documentation, use the library ID from step 1:

curl -s "https://context7.com/api/v2/context?libraryId=LIBRARY_ID&query=TOPIC&type=txt"

Parameters:

  • libraryId (required): The library ID from search results
  • query (required): The specific topic to retrieve documentation for
  • type (optional): Response format - json (default) or txt (plain text, more readable)

Examples

React hooks documentation

# Find React library ID
curl -s "https://context7.com/api/v2/libs/search?libraryName=react&query=hooks" | jq '.results[0].id'
# Returns: "/websites/react_dev_reference"

# Fetch useState documentation
curl -s "https://context7.com/api/v2/context?libraryId=/websites/react_dev_reference&query=useState&type=txt"

Next.js routing documentation

# Find Next.js library ID
curl -s "https://context7.com/api/v2/libs/search?libraryName=nextjs&query=routing" | jq '.results[0].id'

# Fetch app router documentation
curl -s "https://context7.com/api/v2/context?libraryId=/vercel/next.js&query=app+router&type=txt"

Read the full file on GitHub · 85 lines

Files

What ships with it

3 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 1mo ago First seen · 85 lines · 68 tokens per session scan A 03c54428be33

Subscribe to this mod's changes

context7 is a skill published in the GitHub repository darrenhinde/OpenAgentsControl (4,910 stars, last pushed 1mo ago), licensed MIT. It adds 68 tokens to every session and 772 once invoked, about $0.0003 per session on Opus 5.5. A static security scan graded it A with 1 finding (makes network calls). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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